Home / 1,136,555.75-1,568,447.70-846,416.74

Finding the Fourth Proportional to 1,136,555.75, 1,568,447.70 and 846,416.74

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Solution

The fourth proportional to 1,136,555.75, 1,568,447.70 and 846,416.74 is: 1,168,055.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,555.75 : 1,568,447.70 = 846,416.74 : x
  2. Step 2: Convert to fraction form
    1,136,555.75/1,568,447.70 = 846,416.74/x
  3. Step 3: Cross multiply
    1,136,555.75x = 1,568,447.70 × 846,416.74
  4. Step 4: Simplify right side
    1,136,555.75x = 1,327,560,389,701.25
  5. Step 5: Solve for x
    x = 1,327,560,389,701.25/1,136,555.75
  6. Step 6: Final answer
    x = 1,168,055.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.